Accomplish the indicated achievement to get the corresponding number of Gamerscore points:

World Bump Champion (15 points): Win the World Bump tournament (the last tourney in the game).
First Victory (10 points): Win in any game that takes place across Xbox Live.
Slippery Like Eel (10 points): Awarded after 30 seconds without loss of health in any Last Man Standing game, online or offline.
Mine! (20 points): Running total of points scored in games of Own The Puck played over Xbox Live equals 10 minutes.
Outclassed! (20 points): Win a game of anything on Xbox Live without pressing "boost."
What happened? (20 points): Finish on the winning team in any Hockey level, having only scored due to opponents own-goals.
Knockout King (20 points): Awarded when the winning total of Knockouts (counting both online and offline) reaches 100.
Striker (20 points): Awarded when the total number of goals scored by a player's profile reaches 100.
Not Playing Anymore! (20 points): Finish an online game on any Own the Puck level with 0 points.
Hat Trick (20 points): Finish a game of Hockey over Xbox Live having scored 3 or more goals.
Win the Bump Master Classic (10 points): Win the Bump Master Classic and unlocking the bonus car.
Charge!! (15 points): Drop off 100 points of charge in one go.